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WN1231 Flight Status Southwest Airlines: St. Louis to Atlanta (SWA1231)

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WN 1231 St. Louis to Atlanta Flight Status

Southwest Airlines Flight WN1231 from St. Louis Lambert International Airport STL to Atlanta Hartsfield-Jackson International Airport ATL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on June 2nd, 2025.
Check the table below for WN1231's most recent flight history:

WN 1231 Flight Status & Schedule

Date Departure Arrival Status
Jun 02 16:20 18:27
Landed
 Track >
Jun 01 15:58 18:07
Landed
 Track >
< All STL Departures All ATL Arrivals >

Southwest Airlines WN 1231 St. Louis to Atlanta Flight Information

Southwest Airlines Flight WN1231 connects St. Louis, United States to Atlanta, United States, taking off from St. Louis Lambert International Airport STL and landing at Atlanta Hartsfield-Jackson International Airport ATL.

How long is the WN1231 flight from St. Louis to Atlanta?

The average flight time from St. Louis to Atlanta is 1 hour and 8 minutes. The flight distance is 779 km / 484 miles and the average flight speed is 687 km/h / 427 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN1231 St. Louis to Atlanta?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN1231 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN1231 arriving at?

Flight WN1231 arrives at Atlanta Hartsfield-Jackson International Airport (ATL) Terminal N.

When was the latest WN1231 flight?

The latest flight took off on Monday, June 2nd, 2025 with the flight status being Landed on 18:27.

How else can the flight WN1231 be referenced as?

This Southwest Airlines flight can also be referenced as SWA1231, WN 1231, SWA 1231.

How often is flight WN1231 delayed?

On average, 0% of all WN1231 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WN1231 flight or baggage issues?

If your WN1231 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our WN1231 Flight Tracker above for more details.

WN1231 and St. Louis STL to Atlanta ATL Flights

Other flights departing from St. Louis STL: WN3596, AA3209, WN734, AA4919

Other flights arriving at Atlanta ATL: DL5130, DL2192, WN2312, WN3683

All flights connecting St. Louis STL to Atlanta ATL.

WN1231 Southwest Airlines Flight: St. Louis to Atlanta Route Map

WN1231 Southwest Airlines Flight Map: St. Louis to Atlanta
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: PF171 D31718 VF6336 IA8118 TP2680 QF1007 AA241 VT4804 VT5802 9K1226
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.